import java.util.*;
public class GetPrice {
    public static double givePriceSum(String cost) {
        Scanner scanner = new Scanner(cost);
        scanner.useDelimiter("[^0123456789.]+"); //scanner设置分隔标记
        double sum=0;
        while(scanner.hasNext()){
            try{  double price = scanner.nextDouble();
                sum = sum+price;
            }
            catch(InputMismatchException exp){
                String t = scanner.next();
            }
        }
        return sum;
    }
}
